uschar *dkim_signing_domain = NULL;
uschar *dkim_signing_selector = NULL;
uschar *dkim_verify_signers = US"$dkim_signers";
uschar *dkim_signing_domain = NULL;
uschar *dkim_signing_selector = NULL;
uschar *dkim_verify_signers = US"$dkim_signers";
uschar *sender_host_name = NULL;
int sender_host_port = 0;
uschar *sender_ident = NULL;
uschar *sender_host_name = NULL;
int sender_host_port = 0;
uschar *sender_ident = NULL;